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Krein-like extensions and the lower boundedness problem for elliptic operators on exterior domains
Gerd Grubb
Department of Mathematical Sciences
14
Citations (Scopus)
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Dive into the research topics of 'Krein-like extensions and the lower boundedness problem for elliptic operators on exterior domains'. Together they form a unique fingerprint.
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Keyphrases
Boundedness Problem
100%
Friedrichs Extension
50%
Krein-von Neumann Extension
50%
Abstract Boundary
50%
Discrete Eigenvalues
50%
Associated Operators
50%
Boundary Space
50%
Positive Operator
50%
Self-adjoint Extensions
50%
Densely Defined
50%
Mathematics
Friedrichs
25%
Positive Operator
25%